1492.31% is the change from 39 to 621
Calculation steps:
[( 621 - 39 ) ÷ 39] x 100 = 1492.31%
Formula
Percentage change = [(621 - 39) / 39] x 100
Subtract the new number by the original number
621 - 39 = 582
582 ÷ 39 = 14.923076923076923
14.923076923076923 x 100 = 1492.31%